package com.linkedin.databus2.core.container.request;
/*
 *
 * Copyright 2013 LinkedIn Corp. All rights reserved
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
*/


import org.jboss.netty.channel.ChannelEvent;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.MessageEvent;
import org.jboss.netty.channel.SimpleChannelDownstreamHandler;


public class SimpleBinaryDatabusResponseEncoder extends SimpleChannelDownstreamHandler
{

  @Override
  public void handleDownstream(ChannelHandlerContext ctx, ChannelEvent evt) throws Exception
  {
    if (evt instanceof MessageEvent)
    {
      Object msg = ((MessageEvent)evt).getMessage();
      if (msg instanceof IDatabusResponse)
      {
        ((IDatabusResponse)msg).writeToChannelAsBinary(ctx, null);
      }
      else
      {
        super.handleDownstream(ctx, evt);
      }
    }
    else
    {
      super.handleDownstream(ctx, evt);
    }
  }

}
